Who Are The Top Tech Bloggers? — We've been analyzing historical TechMeme data to dig a little deeper than the leaderboard information on the site that shows top blogs over the trailing 30 days. We're slicing the data in a number of ways and will publish in shortly on CrunchBase.

Enterprise 2.0 To Become a $4.6 Billion Industry By 2013 — A new report released today by Forrester Research is predicting that enterprise spending on Web 2.0 technologies is going to increase dramatically over the next five years. This increase will include more spending on social networking tools …

Skype to sell unlimited international calls for $9.95/month — NEW YORK - Skype, the Internet calling subsidiary of eBay Inc., is introducing its first plan for unlimited calls to overseas phones on Monday. — The plan will allow unlimited calls to land-line phones in 34 countries for $9.95 per month …

China vaults past USA in Internet users — BEIJING — China, already the world leader in cellphone use, has surpassed the USA as the No. 1 nation in Internet users. — The number of Chinese on the Internet hit more than 220 million as of February, according to estimates from official Chinese statistics …

HD enthusiasts crying foul over cable TV's crunched signals — MINNEAPOLIS - In Brent Swanson's basement home theater, there should be nothing drab about “Battlestar Galactica.” He's got a high-end projector that beams the picture onto a wall painted like a silver screen, and speakers loom in the corners, flanking two big subwoofers.

OpenID getting more usable, a tiny bit at a time — Webware has been covering the Web authentication standard OpenID since September 2006. It's a powerful alternative to traditional name-and-password Web access control, but it's so completely different from the sign-on methods that people …

Microsoft: Finding flaws on our website is OK — Find out how to eradicate 99.7% of spam — ToorCon In a first for a major company, Microsoft has publicly pledged not to sue or press charges against ethical hackers who responsibly find security flaws in its online services.

Live Mesh week: Ray Ozzie's biggest bet since Groove? — We've been telling you to get ready for this since last December, and this week, Ray Ozzie and the Windows Live Core team are preparing to unveil their first big project, Live Mesh. We gave you the rundown on Live Mesh last week …

Open source as corporate joint venture — A new report from the Linux Foundation reveals the extent to which the most famous and successful open source software project - the development of the Linux operating system - has shifted from being a volunteer effort to being a corporate initiative.

On Facebook, Many SMS Apps Find Little Use — Earlier this morning I met with Sarik Weber, co-founder of Hamburg, Germany-based mobile callback service, Cellity. He brought me up to speed on his company, but he also mentioned that they had launched a Facebook application that allows you to send free SMS messages to anyone worldwide.